Signal processing device and signal processing method

According to an embodiment, a signal processing device includes an integrator, a first analog-to-digital converter, and a histogram creator. The integrator is configured to integrate an electrical charge corresponding to electromagnetic waves. The first analog-to-digital converter is configured to p...

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Bibliographic Details
Main Authors KAWATA GO, ITAKURA TETSURO, FUNAKI HIDEYUKI, KIMURA SHUNSUKE, FURUTA MASANORI
Format Patent
LanguageEnglish
Published 13.10.2015
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Summary:According to an embodiment, a signal processing device includes an integrator, a first analog-to-digital converter, and a histogram creator. The integrator is configured to integrate an electrical charge corresponding to electromagnetic waves. The first analog-to-digital converter is configured to perform an analog-to-digital conversion operation that generates digital data of the electrical charge using an integration output from the integrator, on a parallel with an integration operation performed by the integrator. The histogram creator is configured to create a histogram that represents an energy distribution of the electromagnetic waves, from the digital data generated by the first analog-to-digital converter.
Bibliography:Application Number: US201414482096